H8-Z5-4 SERIAL CONSOLE & CASSETTE IO
H8-Z5-4 Serial Console & Cassette IO V1.3
H8-Z5-4 Serial Console Cassette I/O Schematics (Updated Feb 08, 2026)
H8-Z5-4 Gerber Files (Updated Feb 08, 2026) V1.4)
H8-Z5-4 Cassette Development Files (Updated Feb 08, 2026)
H8-Z5-4 Front View Board Scan
H8-Z5-4 BOM (WIP)
H8-Z5-4 Cassette IO Assembly Guide
H8-Z5_4_Assembly_Guide (WIP)
H8-Z5-4-CASSETTE GAL I/O Decoder
H8-Z5-4-CASSETTE INTERRUPTS REWORK for REV 1.0, 1.1, and 1.2. (Updated: Feb 08, 2026)
H8-Z5-4-CASSETTE HANDSHAKING REWORK for REV 1.0, 1.1, 1.2 and 1.3. (Updated: Feb 08, 2026)
Contact Todd Goodman for board order:
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